64/100CR Score
Ranked #1 because of its Google rating and trade focus: 5.0★ from 150 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Best Pool Builders in Keswick, ON (2026)
260 pool builders ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Keswick: Ontario Pool Services, CR Score 64/100; 5.0★ from 150 Google reviews; open 24/7.
- 3
Best for emergencies (open 24/7): R legacy landscapes & Pools Inc, posts 24/7 hours; ranked #3 of 260.
- 2
Most-reviewed: International Pool & Spa Centres, 650 Google reviews at 4.6★, the most of 260 ranked; ranked #2.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
260 Keswick pool builders are ranked here by CR Score, from ten published factors. 20 are open 24/7, 158 open Saturdays and 70 open Sundays, based on posted hours. The median Google rating is 4.8★ across 260 rated businesses.
Top 10 pool builders in Keswick at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Ontario Pool Services | 64 | 5.0★ (150) | Toronto, 19 km away | 24/7 | Overall |
| 2 | International Pool & Spa Centres | 63 | 4.6★ (650) | Barrie, 18 km away | Sat · Sun · Evenings | Most reviews |
| 3 | R legacy landscapes & Pools Inc | 60 | 5.0★ (19) | Keswick | 24/7 | Emergencies |
| 4 | SunnyCove Gas & Heating | 60 | 5.0★ (44) | Keswick | — | — |
| 5 | PlasterRock Pools - Concrete Pool Surface Experts | 59 | 5.0★ (95) | Richmond Hill, 34 km away | Sat · Sun · Evenings | — |
| 6 | rio pools | 59 | 5.0★ (50) | Barrie, 10 km away | — | — |
| 7 | Puddle Pool Services | 59 | 4.6★ (29) | Keswick | Sat · Sun · Evenings | — |
| 8 | Pioneer Family Pools & Spas | 59 | 4.1★ (466) | Barrie, 24 km away | Sat · Sun | — |
| 9 | Diver Dave Pool Leak Detection | 58 | 4.9★ (171) | Milton, 42 km away | — | — |
| 10 | Hirstwood Plumbing & Septic Services | 58 | 4.7★ (204) | Keswick | 24/7 | — |
The 260 best pool builders in Keswick, ranked
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Based in Barrie, 18 km away
63/100CR ScoreRanked #2 because of its Google rating and review volume: 4.6★ from 650 Google reviews, the most in Keswick.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Keswick
60/100CR ScoreRanked #3 because of its Google rating and trade focus: 5.0★ from 19 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Keswick
60/100CR ScoreRanked #4 because of its Google rating and trade focus: 5.0★ from 44 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Richmond Hill, 34 km away
59/100CR ScoreRanked #5 because of its Google rating and trade focus: 5.0★ from 95 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#6 rio pools
Based in Barrie, 10 km away
59/100CR ScoreRanked #6 because of its Google rating and trade focus: 5.0★ from 50 Google reviews, listed on Google as “Swimming pool repair service”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Keswick
59/100CR ScoreRanked #7 because of its Google rating and trade focus: 4.6★ from 29 Google reviews, listed on Google as “Swimming pool repair service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Barrie, 24 km away
59/100CR ScoreRanked #8 because of its Google rating and trade focus: 4.1★ from 466 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Milton, 42 km away
58/100CR ScoreRanked #9 because of its Google rating and trade focus: 4.9★ from 171 Google reviews, listed on Google as “Swimming pool repair service”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Keswick
58/100CR ScoreRanked #10 because of its Google rating and review volume: 4.7★ from 204 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
#11 Solar Swim
Based in Orangeville, 62 km away
58/100CR ScoreRanked #11 because of its Google rating and trade focus: 4.9★ from 581 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Barrie, 22 km away
58/100CR ScoreRanked #12 because of its Google rating and trade focus: 4.8★ from 43 Google reviews, listed on Google as “Swimming pool repair service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Innisfil, 11 km away
58/100CR ScoreRanked #13 because of its Google rating and trade focus: 4.8★ from 51 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Barrie, 31 km away
58/100CR ScoreRanked #14 because of its Google rating and trade focus: 5.0★ from 63 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Vaughan, 49 km away
57/100CR ScoreRanked #15 because of its Google rating and trade focus: 5.0★ from 80 Google reviews, listed on Google as “Swimming pool repair service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Vaughan, 48 km away
57/100CR ScoreRanked #16 because of its Google rating and trade focus: 4.9★ from 181 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#17 WEST COVE POOLS
Based in Oshawa, 61 km away
57/100CR ScoreRanked #17 because of its Google rating and trade focus: 4.9★ from 373 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#18 Blue Planet Pool
Based in Richmond Hill, 40 km away
57/100CR ScoreRanked #18 because of its Google rating and trade focus: 4.8★ from 62 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#19 Mister Pool
Based in Newmarket, 22 km away
57/100CR ScoreRanked #19 because of its Google rating and trade focus: 5.0★ from 46 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in East Gwillimbury, 17 km away
57/100CR ScoreRanked #20 because of its Google rating and trade focus: 4.3★ from 50 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Barrie, 33 km away
57/100CR ScoreRanked #21 because of its Google rating and trade focus: 4.8★ from 229 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Toronto, 6 km away
57/100CR ScoreRanked #22 because of its Google rating and trade focus: 4.7★ from 13 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Newmarket, 19 km away
57/100CR ScoreRanked #23 because of its Google rating and trade focus: 4.3★ from 178 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#24 Easy pools
Based in Vaughan, 43 km away
56/100CR ScoreRanked #24 because of its Google rating and trade focus: 5.0★ from 39 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Barrie, 25 km away
56/100CR ScoreRanked #25 because of its Google rating and trade focus: 4.6★ from 24 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Pool builders ranked #26 to #50
#1 to #25 are shown in full above. Here are #26 to #50, in CR Score order; each links to its profile. We publish the top 50 of 260 ranked pool builders here; the rest are on their profiles.
Also serving Keswick
20 more pool builders within 64 km that we can't rank yet: too few reviews, or a trade we couldn't confirm. Listed A to Z.
| Business | Google rating | Distance |
|---|---|---|
| A+ Gunite Pool & Spa Inc. | 5.0★ (2) | 54 km |
| AquaTile | In Keswick | |
| Assinck Pool & Property Service | In Keswick | |
| Bennett Pools | 5.0★ (2) | 31 km |
| Blue Sky Contracting inc | 4.8★ (17) | In Keswick |
| C&S Design Build Renovations | 4.9★ (9) | In Keswick |
| Clear The Way Landscaping Inc | 1.0★ (2) | 52 km |
| Cutting Edge Contracting & sons inc | 5.0★ (7) | In Keswick |
| Hi-Line Builders | 5.0★ (7) | In Keswick |
| Lemon Tree Landscapes | 4.2★ (130) | In Keswick |
| Mack Pools | 5.0★ (2) | In Keswick |
| Manners Gas Services | 5.0★ (20) | In Keswick |
| New Way Interlocking Inc | 5.0★ (2) | In Keswick |
| NexShine Home Services Inc | 5.0★ (19) | In Keswick |
| PENTARM GROUP | 5.0★ (2) | 52 km |
| Rosehill Pools | 4.0★ (2) | 29 km |
| Taylor- Amey Design | 4.8★ (26) | In Keswick |
| YAJO Gate Repair Georgina & Installation | 5.0★ (1) | In Keswick |
| Yess Boss Plumbing Inc. | 5.0★ (3) | In Keswick |
| York Simcoe Pools Ltd | 5.0★ (1) | In Keswick |
How we ranked Keswick pool builders
We scored 260 Keswick pool builders on ten factors, weighted as shown. A business is ranked when its trade is confirmed and it has 3 or more Google reviews or a claimed profile. A business with no Google reviews scores zero on rating, review volume and recency. Other unknown factors are left out, not counted as zero. Scores last refreshed November 3, 2026.
Paid placement never changes a rank or score. Featured businesses are paid, labelled, limited to 3 and shown above the ranking, outside it.
| Factor | Weight | Computed from | In Keswick data |
|---|---|---|---|
| Reputation | 25% | Google star rating, adjusted for how many reviews back it | Measured |
| Credentials | 15% | Active state license, bond and workers’ comp on file | Not yet collected |
| Review volume | 10% | Number of Google reviews, compared with the most-reviewed business on the list | Measured |
| Recency | 5% | Share of reviews from the last 12 months | Not yet collected |
| Availability | 5% | Weekly open hours, Saturday, Sunday, 24/7 or same-day | Measured |
| Trade focus | 10% | How clearly the business does this trade (its Google category and name) | Measured |
| Proximity | 5% | Based in the city scores highest, less the farther away it is | Measured |
| Claimed profile | 10% | The business has claimed its ContractorsRanked profile (free or paid earn the same) | Measured |
| Partnered | 5% | The business links to ContractorsRanked from its own website with our badge, checked periodically | Measured |
| ContractorsRanked reviews | 10% | Verified customer reviews collected by ContractorsRanked: their rating and how many there are | Measured |
Pool builders in Keswick: frequently asked questions
Who is the best pool builder in Keswick?
By CR Score, the highest-ranked pool builder in Keswick, ON is Ontario Pool Services with a CR Score of 64/100. It has 5.0★ from 150 Google reviews. It is open 24/7. International Pool & Spa Centres (#2) and R legacy landscapes & Pools Inc (#3) follow. We ranked 260 pool builders on ten factors, last updated November 3, 2026.
How many pool builders are there in Keswick?
ContractorsRanked ranks 260 pool builders serving Keswick, ON. 4 of them are based in Keswick; the rest serve it from nearby towns. Another 20 within 64 km are listed but not ranked yet. Counts are as of November 2026.
Which pool builders in Keswick are open 24/7?
20 ranked pool builders in Keswick post 24/7 hours. The highest-ranked are Ontario Pool Services (#1), R legacy landscapes & Pools Inc (#3) and Hirstwood Plumbing & Septic Services (#10). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which pool builders in Keswick work on weekends?
158 of 260 ranked pool builders post Saturday hours and 70 post Sunday hours. The highest-ranked open Saturdays are Ontario Pool Services (#1), International Pool & Spa Centres (#2) and R legacy landscapes & Pools Inc (#3). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do Keswick pool builders have?
The median Google rating among 260 rated pool builders in Keswick is 4.8★, with a median of 27 reviews. International Pool & Spa Centres has the most, 650 reviews, and ranks #2. We adjust ratings for review count, so a few five-star reviews cannot top the list.
How does ContractorsRanked rank pool builders?
Each pool builder gets a 0–100 CR Score from ten published factors, led by reputation (25%), credentials (15%), review volume (10%) and trade focus (10%). A business with no Google reviews scores zero on rating, review volume and recency; other factors we cannot measure are left out. Only businesses with a confirmed trade and 3 or more reviews, or a claimed profile, are ranked.
Do pool builders outside Keswick count in this ranking?
Yes, if they are within 64 km of the Keswick city centre, our service radius for pool builders. Each listing shows where the business is based and how far away it is. Proximity is 5% of the CR Score, so a nearby business gets a small edge.
Can pool builders pay to rank higher on ContractorsRanked?
No. The CR Score never reads payment status, and this ranking has 0 paid placements. Up to 3 Featured businesses may appear above the list, labelled Featured and showing their honest rank.
Update log for Keswick
- November 2026: CR Scores recalculated for 260 pool builders serving Keswick.
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